nermeen: professor naomi oreskes , could you talk about what you think the significance of these actionsthis week and what the argument is for harvard university to divestment from also fuels? >> i think the significance of these events, there's a dissident -- disconnect from what we know and what we think we know the, change and how we're acting. many people, including our president and some of our most distinguished campus leaders have said many times publicly that they know that climate change is real, their scientific evidence, and they feel a great sense of urgency about the issue. and yet that isn't followed up by any action even remotely -- with that sense of urgency. to me it is this disconnect, and a coherence between what we say we know about climate change and yet our failure to really act in the kinds of ways that would be -- with what we need to do. in terms of the argument for divestment, for me the are two key things. it is not so much for me about stigmatizing the fossil feel industry. i think they're already stigmatized themselves. so in our book and the film we just mad